Oklahoma City has long been the more buttoned-down city, while Tulsa is known for its robust art and music scenes. But Tulsa has always been the more conservative city, said Terry Flattem, vice chairman of the Tulsa County Republican Party.

A spokeswoman for the Muscogee (Creek) Nation confirmed Friday that Principal Chief James Floyd signed a measure Thursday night to repeal the tribe’s Free Press Act, one of five among all tribes nationally.

University of Central Oklahoma energy finance professor Stuart MacDonald said the nation's aging oil and gas pipeline infrastructure is one reason why the demand for pipelines will remain strong in coming years.